Description
Orion StarBlast II 4.5 Equatorial Reflector Telescope is well-regarded for its ease of use and the quality of its optics, making it a valuable tool for both educational purposes and the enjoyment of amateur astronomy. Whether you’re gazing at the Moon, planets, or deep-sky objects, This telescope is designed to provide a rewarding stargazing experience.
Orion StarBlast II 4.5 Equatorial Reflector Telescope Specifications:
Specification | Detail |
---|---|
Best for Viewing | Brighter deep sky |
Best for Imaging | Lunar & planetary |
User Level | Beginner |
Optical Design | Reflector |
Optical Diameter | 114mm |
Focal Length | 450mm |
Focal Ratio | f/4.0 |
Optics Type | Parabolic |
Glass Material | Soda-lime plate |
Eyepieces | Plossl 25.0mm,10.0mm (1.25″) |
Magnification with Included Eyepieces | 18x, 45x |
Resolving Power | 1.02arc*sec |
Lowest Useful Magnification | 16x |
Highest Useful Magnification | 228x |
Highest Theoretical Magnification | 228x |
Limiting Stellar Magnitude | 12.9 |
Optical Quality | Diffraction limited |
Finder Scope | EZ Finder II |
Focuser | 1.25″ Rack-and-pinion |
Secondary Mirror Obstruction | 34mm |
Secondary Mirror Obstruction by Diameter | 30% |
Secondary Mirror Obstruction by Area | 9% |
Mirror Coatings/Over-coatings | Aluminum & Silicon Dioxide |
Mount Type | Equatorial |
Astro-imaging Capability | Lunar & planetary |
Dovetail Bar System | Yes |
Motor Drive Compatibility | Clock drive sold separately |
Computerized Compatibility | Not compatible |
Bearing Material | Friction bearings |
Latitude Range | 14-70 |
Setting Circles | Yes |
Polar-axis Scope | Not available |
Counterweights | One 4.8 lb. |
Tube Material | Steel |
Counterweight Bar Length | 8 in. |
Diameter of Counterweight Shaft | 12mm |
Height Range of Mount | 32.50 in. – 54.75 in. |
Length of Optical Tube | 18.0 in. |
Weight, Optical Tube | 4.0 lbs. |
Weight, Mount/Tripod | 11.0 lbs. |
Weight, Fully Assembled | 15.0 lbs. |
Additional Included Accessories | Collimation cap, Moon Map 260, DeepMap 600, Smartphone camera adapter |
Other Features | Vixen style dovetail bar attachment, Tubular style tripod legs for increased stability |
Warranty | One year |
What’s in the Box:
Orion 4.5″ f/4 reflector telescope optical tube assembly
25mm Plossl telescope eyepiece (1.25″)
10mm Plossl telescope eyepiece (1.25″)
DeepMap 600
Orion MoonMap 260
Smartphone camera adapter
Tripod leg assembly
Equatorial mount head
EZ Finder II reflex sight aiming device
Tube rings
Dovetail bar
Counterweight
Counterweight shaft
Tripod accessory tray
Slow-motion control cables
Collimation cap
Latitude adjustment T-bolts
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